<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
  <style>
       p{
         /*设置字体大小*/
         font-size: 30px;
       /*  字体样式*/
         font-style: italic;
       /*  设置字体加粗*/
         font-weight: bolder;
       /*  设置字体风格*/
         font-family: 微软雅黑;
       }
  </style>
</head>
<body>


<p>
  CSS (Cascading Style Sheets，层叠样式表）
</p>
</body>
</html>